leavening

名词 leavening:

1. an influence that works subtly to lighten or modify something
   同义词：leaven
2. a substance used to produce fermentation in dough or a liquid
   同义词：leaven

动词 leaven:

1. cause to puff up with a leaven
   同义词：raise, leaven, prove

1. A small cake of shortened bread leavened with baking powder or soda.
   饼干由烘烤剂或苏打发酵制成的松脆的小块点心
2. A leavened rum cake, usually made with raisins.
   兰姆糕一种发酵的兰姆酒蛋糕，一般用葡萄干制成
3. We often use leaven when baking breads.
   烤面包时，我们经常使用发酵剂。

leav.en.ing

n.（名词）
An agent that causes rising, fermentation, or ferment; leaven.See Synonyms at catalyst
发酵剂：导致突起、发芽或发酵的制剂；发酵剂参见 catalyst